Finding the Fourth Proportional to 4,816,266.23, 6,647,412.97 and 2,857,231.68
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Solution
The fourth proportional to 4,816,266.23, 6,647,412.97 and 2,857,231.68 is: 3,943,552.54
Step by Step Solution
- Step 1: Write the proportion equation
4,816,266.23 : 6,647,412.97 = 2,857,231.68 : x - Step 2: Convert to fraction form
4,816,266.23/6,647,412.97 = 2,857,231.68/x - Step 3: Cross multiply
4,816,266.23x = 6,647,412.97 × 2,857,231.68 - Step 4: Simplify right side
4,816,266.23x = 18,993,198,920,838.54 - Step 5: Solve for x
x = 18,993,198,920,838.54/4,816,266.23 - Step 6: Final answer
x = 3,943,552.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.